see https://askubuntu.com/questions/697623/ubuntu-15-10-display-blur- lines-and-hang-issue-with-intel-core-2-cpu/701216#701216
-- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to kde-workspace in Ubuntu. https://bugs.launchpad.net/bugs/1518597 Title: All system menus, as well as dolphin and other apps totally unreadable because of overlap To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kde-workspace/+bug/1518597/+subscriptions -- kubuntu-bugs mailing list kubuntu-b...@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs